Seiko Cal. 3871 - 396

The Seiko 3871-396 represents an important milestone in Seiko's 1971 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-39637fbacbc5]

Also known as: Bellmatic, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1971

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